SN74LV221APWR

Overview

The SN74LV221APWR is a dual monostable multivibrator manufactured by Texas Instruments, belonging to the LV/LV-A/LVX/H logic series. It features a TSSOP-16 package and supports a supply voltage range of 2 V to 5.5 V. The device operates within a temperature range of -40°C to +85°C. Key electrical parameters include a propagation delay of 13.2 ns and output currents of 12 mA for both high and low states. It includes Schmitt-trigger inputs and is available in reel, cut tape, and MouseReel packaging formats.

Feature Summary

• Dual monostable multivibrator configuration with two independent circuits
• Schmitt-trigger inputs for noise immunity
• Wide operating voltage range from 2 V to 5.5 V
• Surface-mount TSSOP-16 package design

Applications

• Timing pulse generation
• Debouncing switches
• Pulse width modulation
• Frequency division

Procurement Notes

Verify the specific ordering suffix to confirm the exact package type and tape/reel specifications required for your assembly process. Ensure that the component's voltage and current ratings align with your system's operational requirements before finalizing procurement. Cross-reference the manufacturer's latest datasheet for any updates on environmental compliance or pinout configurations.

Selection Notes

Select this component when a dual-channel timing solution is required with Schmitt-trigger input characteristics. Consider the 2 V to 5.5 V operating range for compatibility with various logic families. Evaluate the 13.2 ns propagation delay against your circuit's speed requirements. Confirm that the TSSOP-16 footprint fits your PCB layout constraints.

Part Context

This part belongs to the SN74LV221A family of dual monostable multivibrators. It is designed for applications requiring precise timing control using external resistors and capacitors. The LV series offers low power consumption and high-speed operation suitable for portable and battery-powered devices.

Replacement Considerations

SN74LV221ADGVR